21
records
IPv4 Addresses
TTL
5m
5m
coursekey.com. 300 IN A 199.60.103.173 coursekey.com. 300 IN A 199.60.103.73
Name Servers
TTL
20m
20m
20m
coursekey.com. 1200 IN NS ns-1268.awsdns-30.org. coursekey.com. 1200 IN NS ns-1563.awsdns-03.co.uk. coursekey.com. 1200 IN NS ns-251.awsdns-31.com. coursekey.com. 1200 IN NS ns-599.awsdns-10.net.
Mail Servers
TTL
coursekey.com. 300 IN MX 1 coursekey-com.mail.protection.outlook.com.
SOA Details
TTL
15m
SOA
Responsible
awsdns-hostmaster.amazon.com
SOA
Serial
1
SOA
Times
Refresh
2h
Retry
15m
Expire
14d
Minimum TTL
1d
coursekey.com. 900 IN SOA ns-1268.awsdns-30.org. awsdns-hostmaster.amazon.com. 1 7200 900 1209600 86400
Certificate Authority Authorization
TTL
No CAA records were returned at this registrable domain name. With no CAA policy, any public certificate authority (CA) may issue TLS certificates for names under this zone unless a parent publishes CAA; add issue / issuewild / iodef records to restrict issuance.
DMARC
TTL
DMARC
Policy
Organizational policy (p): how receivers treat mail that fails aligned DMARC checks — none (monitor only), quarantine (often junk), or reject (block).
none
quarantine
reject
5m
DMARC
Percentage
pct: share of mail that gets quarantine/reject; 100 = all failing messages (default).
10
DMARC
RUA
mailto:[email protected]
Aggregate DMARC reports (ZIP/XML). Optional but recommended for visibility.
DMARC
RUF
Forensic (per-failure) reports. Often omitted for privacy or volume.
No forensic report URIs (RUF).
coursekey.com. 300 IN DMARC v=DMARC1; p=none; rua=mailto:[email protected]; pct=10;
DKIM
TTL
DKIM
Selector
google
v=DKIM1
k=rsa
5m
Public Key
MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCz7xkCT1EVzTP1GEiZ...
MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCz7xkCT1EVzTP1GEiZPHAVwzOFQFDhnIhPm9KUeT/XvKtZEDMxV8ACslp262FHKnwGmBLUXz6+ufpNIUKTdTfEbD+FYTX0pzKJ12TviU0coXbYUW3OjjGeYCxPJ4lYg2GINcMfmbVf5Bb34EEstWWReaL+exdGcclNceDTsMoGqQIDAQAB
DKIM
Selector
selector2
v=DKIM1
k=rsa
20m
Public Key
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAri2BgYDGW2Ck...
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAri2BgYDGW2CkMG2bo2KEDenZyYYF5wy7Pb2qvaRx+O2uXUlkNf2rJnPWTaLP6VRj3Kw+xxdVjWJ44zcqL9Nzxu6S5g4Q05bhmQw/HqWEReDes+CBFdeSz+YNU3sAEz5oLHwwzX5ZPFSw0muJh0TuX1UFQvxsnLHLm7p3BCiiIP7CMzJoGQ5LisVQ//Il70w4c1jBn1XHcr0GugPbhtW+YC/0g7z/RhB3P9Vc7POIiWa52HNyq4J7nrVF62e/Yadv8Z76WAaqM1b8XNDbvvBY6lo0XQfAE+B0UPhv5j+VWYbrJGiUq0cxiCV4B7T1RSpdVSDNuTa18BBbn3WUTuZWHQIDAQAB
DKIM
Selector
selector1
v=DKIM1
k=rsa
20m
Public Key
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAsbGSYNSzezZ9...
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAsbGSYNSzezZ9OQrvSEkSOLZ6QKy99T3ys4zLlzDKMQ2l9tY7HBnJFRM9cwqF7xp4BzxussQqndBMMj7d78DpRgN/OxKVEbnb9g4RAqMJOrFh4n13cIj8pmXswTo4cBUVI5fM6HSuuc9RgKWWOfl7qsSftCGP7VrOuLpwVM8qgQhfYkDeUX7AJ93yD+lFnB5xGDQASMhw25QFDbrZwNfgGFAku8jb0YYfBN9ksN77bYk8YxXQoUpGC8FjAEpwGE0Xxe0G8bwsgJhgpPuNPKzcaiAg3AoMmVYF85kz8QXDc3oMv2EjGutcTi4s6W0WBmuW84DLRcM4alSKPQ3rGmFgxQIDAQAB
coursekey.com. 300 IN DKIM v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCz7xkCT1EVzTP1GEiZPHAVwzOFQFDhnIhPm9KUeT/XvKtZEDMxV8ACslp262FHKnwGmBLUXz6+ufpNIUKTdTfEbD+FYTX0pzKJ12TviU0coXbYUW3OjjGeYCxPJ4lYg2GINcMfmbVf5Bb34EEstWWReaL+exdGcclNceDTsMoGqQIDAQAB coursekey.com. 1200 IN DKIM v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAri2BgYDGW2CkMG2bo2KEDenZyYYF5wy7Pb2qvaRx+O2uXUlkNf2rJnPWTaLP6VRj3Kw+xxdVjWJ44zcqL9Nzxu6S5g4Q05bhmQw/HqWEReDes+CBFdeSz+YNU3sAEz5oLHwwzX5ZPFSw0muJh0TuX1UFQvxsnLHLm7p3BCiiIP7CMzJoGQ5LisVQ//Il70w4c1jBn1XHcr0GugPbhtW+YC/0g7z/RhB3P9Vc7POIiWa52HNyq4J7nrVF62e/Yadv8Z76WAaqM1b8XNDbvvBY6lo0XQfAE+B0UPhv5j+VWYbrJGiUq0cxiCV4B7T1RSpdVSDNuTa18BBbn3WUTuZWHQIDAQAB; coursekey.com. 1200 IN DKIM v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAsbGSYNSzezZ9OQrvSEkSOLZ6QKy99T3ys4zLlzDKMQ2l9tY7HBnJFRM9cwqF7xp4BzxussQqndBMMj7d78DpRgN/OxKVEbnb9g4RAqMJOrFh4n13cIj8pmXswTo4cBUVI5fM6HSuuc9RgKWWOfl7qsSftCGP7VrOuLpwVM8qgQhfYkDeUX7AJ93yD+lFnB5xGDQASMhw25QFDbrZwNfgGFAku8jb0YYfBN9ksN77bYk8YxXQoUpGC8FjAEpwGE0Xxe0G8bwsgJhgpPuNPKzcaiAg3AoMmVYF85kz8QXDc3oMv2EjGutcTi4s6W0WBmuW84DLRcM4alSKPQ3rGmFgxQIDAQAB;
SPF (Sender Policy Framework)
TTL
SPF
SPFv1
| Qualifier | Mechanism | Target / value | Valid | Details |
|---|---|---|---|---|
| + Pass | mx |
—
|
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|
| + Pass | include |
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| + Pass | include |
|
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| + Pass | include |
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| + Pass | include |
|
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| + Pass | include |
|
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| - Fail | all |
—
|
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5m
coursekey.com. 300 IN TXT "v=spf1 mx include:spf.autopilothq.com include:sendgrid.net include:mailgun.org include:7762472.spf07.hubspotemail.net include:spf.protection.outlook.com -all"
MTA-STS
TTL
This hostname does not publish an MTA-STS policy (no v=STSv1 TXT at _mta-sts.<name> and/or no policy at https://mta-sts.<name>/.well-known/mta-sts.txt).
Text Content
TTL
MS=ms10683167
5m
detectify-verification=c992a5e7963862a7c1b575e1bada26e1
5m
google-site-verification=8Tur37VuMFLBkpyAdmq0mcFRRswrKPHPcCc4GhlfNBE
5m
google-site-verification=Eu7D8v9zu0qbapARruR1eUHONIFL5h7JWdZNWuDTXYo
5m
google-site-verification=Y7BFbECgLzEz-o9_fny6JzluoGEsADFDqLyUZegcEa0
5m
google-site-verification=_bCf0UwTbB7aN1Pc06kSj4fScStc6ni2izrBFSvXQg4
5m
openai-domain-verification=dv-71vz1icE146oAr6yceiuyWsI
5m
TXT
—
ca3-47dcefb5d77546ecb9cf27ca59503bb9
5m
coursekey.com. 300 IN TXT "MS=ms10683167" coursekey.com. 300 IN TXT "detectify-verification=c992a5e7963862a7c1b575e1bada26e1" coursekey.com. 300 IN TXT "google-site-verification=8Tur37VuMFLBkpyAdmq0mcFRRswrKPHPcCc4GhlfNBE" coursekey.com. 300 IN TXT "google-site-verification=Eu7D8v9zu0qbapARruR1eUHONIFL5h7JWdZNWuDTXYo" coursekey.com. 300 IN TXT "google-site-verification=Y7BFbECgLzEz-o9_fny6JzluoGEsADFDqLyUZegcEa0" coursekey.com. 300 IN TXT "google-site-verification=_bCf0UwTbB7aN1Pc06kSj4fScStc6ni2izrBFSvXQg4" coursekey.com. 300 IN TXT "openai-domain-verification=dv-71vz1icE146oAr6yceiuyWsI" coursekey.com. 300 IN TXT "ca3-47dcefb5d77546ecb9cf27ca59503bb9"